Technologies are constantly evolving. Earlier restricted to desktops, modern-day applications can be run directly from the cloud, and people are no longer restricted to using a single device for daily activities. Hence businesses are also investing in developing their own web-based applications for multiple devices. To create functional and practical web applications, different software development companies opt for technology stacks based on different Javascript flavors. One of the most popular and preferred technology stacks is the MEAN stack, and this article will serve as an introduction to the MEAN Stack.